protected void Update()
{
if (Input.GetKeyDown(KeyCode.Space))
{
Dispose();
InitParticles();
SetColliders();
}
ComputeDensityPressureJob computeDensityPressure = new ComputeDensityPressureJob()
{
poly6 = settings.POLY6(),
gazConst = settings.gasConstant,
mass = settings.mass,
radiusSq = settings.particleRadius * settings.particleRadius,
restDensity = settings.restDensity,
waterParticles = waterParticles
};
computeDensityPressure.Run(waterParticles.Length);
ComputeForceJob computeForce = new ComputeForceJob()
{
spikyGrad = settings.CalculateSpikyGrad(),
viscosityKernel = settings.CalculateViscosityKernel(),
gravity = settings.gravity,
mass = settings.mass,
radius = settings.particleRadius,
radiusSq = settings.particleRadius * settings.particleRadius,
viscosity = settings.viscosity,
waterParticles = waterParticles
};
computeForce.Run(waterParticles.Length);
IntegrateJob integrate = new IntegrateJob()
{
deltaTime = Time.deltaTime,
boxes = boxes,
spheres = spheres,
innerBoxes = innerBoxes,
collisionElasticity = settings.collisionElasticity,
waterParticles = waterParticles,
particleSize = settings.particleRadius,
boxSize = boxSize
};
integrate.Run(waterParticles.Length);
waterRenderer.RenderWater(waterParticles);
//CalculateStats();
}
private void CalculateFluidBehavior(float2 gravity)
{
NativeMultiHashMap <int, int> hashMap = new NativeMultiHashMap <int, int>(particles.Length, Allocator.TempJob);
NativeArray <int2> cellOffset = new NativeArray <int2>(GridHashUtilities.cell2DOffsets, Allocator.TempJob);
NativeArray <WaterParticle2D> readOnlyParticles = new NativeArray <WaterParticle2D>(particles, Allocator.TempJob);
CalculateConst();
var handle = new HashPositionJob()
{
hashMap = hashMap.AsParallelWriter(),
particles = particles,
radius = particleRadius
}.Schedule(particles.Length, 1);
handle = new ComputeDensityPressureJob()
{
particles = particles,
readOnlyParticles = readOnlyParticles,
particleRadius = particleRadius,
particleRadiusSquared = particleRadius * particleRadius,
hashMap = hashMap,
cellOffset = cellOffset,
//Consts
GAS_CONST = GAS_CONST,
MASS = MASS,
POLY6 = POLY6,
REST_DENS = REST_DENS
}.Schedule(particles.Length, 1, handle);
handle = new CopyReadOnlyParticleJob()
{
particles = particles,
readOnlyParticles = readOnlyParticles,
}.Schedule(particles.Length, 1, handle);
handle = new ComputeForceJob()
{
hashMap = hashMap,
cellOffset = cellOffset,
particles = particles,
readOnlyParticles = readOnlyParticles,
particleRadius = particleRadius,
particleRadiusSquared = particleRadius * particleRadius,
//consts
GRAVITY = gravity,
MASS = MASS,
SPIKY_GRAD = SPIKY_GRAD,
VISC = VISC,
VISC_LAP = VISC_LAP
}.Schedule(particles.Length, 1, handle);
handle = new IntegrateJob()
{
particles = particles,
particleRadius = particleRadius,
deltaTime = Time.fixedDeltaTime / iterationPerFrame,
collisionScale = collisionScale,
colArray = collisionArray,
//Consts
BOUND_DAMPING = BOUND_DAMPING,
VIEW_HEIGHT = VIEW_HEIGHT,
VIEW_WIDTH = VIEW_WIDTH,
}.Schedule(particles.Length, 1, handle);
handle.Complete();
hashMap.Dispose();
cellOffset.Dispose();
readOnlyParticles.Dispose();
}
